/*
 * Copyright (C) 2020 Jayakumar Muthukumarasamy
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package io.datanapis.xbrl.model;

import java.util.HashMap;

public class FactIdMap extends HashMap<String,Fact> {
    public void add(Fact fact) {
        assert this.get(fact.getId()) == null : String.format("Fact [%s/%s] is already in the map", fact.getConcept().getQualifiedName(), fact.getId());
        if (fact.getId() == null) {
            throw new NullPointerException("fact.getId() returned null!");
        }
        this.put(fact.getId(), fact);
    }
}
